<!doctype html>
<title>ßPageRevelEvent constructor</title>
<link rel="help" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#the-pagerevealevent-interface">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<script>
test(function() {
    var e = new PageRevealEvent("something");
    assert_true(e instanceof PageRevealEvent);
    assert_equals(e.type, "something");
    assert_equals(e.viewTransition, null);
}, "Constructing pagereveal event");

test(function() {
    var e = new PageRevealEvent("pagereveal");
    assert_true(e instanceof PageRevealEvent);
    assert_equals(e.type, "pagereveal");
    assert_equals(e.viewTransition, null);
}, "Constructing pagereveal event with a custom name");

test(function() {
    var e = new PageRevealEvent("pagereveal", {});
    assert_true(e instanceof PageRevealEvent);
    assert_equals(e.type, "pagereveal");
    assert_equals(e.viewTransition, null);
}, "Constructing pagereveal event with empty dictionary");

test(function() {
    var e = new PageRevealEvent("pagereveal", {viewTransition: null});
    assert_true(e instanceof PageRevealEvent);
    assert_equals(e.type, "pagereveal");
    assert_equals(e.viewTransition, null);
}, "Constructing pagereveal event with a null viewTransition");
test(function() {
    const viewTransition = document.startViewTransition();
    var e = new PageRevealEvent("pagereveal", {viewTransition});
    assert_true(e instanceof PageRevealEvent);
    assert_equals(e.type, "pagereveal");
    assert_equals(e.viewTransition, viewTransition);
}, "Constructing pagereveal event with a viewTransition");
</script>